Method startElement

core/ui/UIRichText.cpp:886–1108

}

void MyXMLVisitor::startElement(void* /*ctx*/, const char* elementName, const char** atts)
{
    auto it = _tagTables.find(elementName);
    if (it != _tagTables.end())
    {
        auto tagBehavior = it->second;
        if (tagBehavior.handleVisitEnter != nullptr)
        {
            ValueMap&& tagAttrValueMap = tagAttrMapWithXMLElement(atts);
            auto result                = tagBehavior.handleVisitEnter(tagAttrValueMap);
            ValueMap& attrValueMap     = result.first;
            RichElement* richElement   = result.second;
            if (tagBehavior.isFontElement)
            {
                Attributes attributes;

                if (auto&& itr = attrValueMap.find(RichText::KEY_FONT_SIZE); itr != attrValueMap.end())
                {
                    std::regex fontSizePattern(R"(([0-9]*(?:\.[0-9]+)?)(%|em)$)");
                    std::smatch match;
                    auto sizeString = itr->second.asString();
                    if (std::regex_match(sizeString, match, fontSizePattern) && match.size() == 3 &&
                        !match[1].str().empty())
                    {
                        auto scale = static_cast<float>(utils::atof(match[1].str().c_str()));
                        if (match[2].str() == "%")
                        {
                            attributes.fontSize = getFontSize() * scale / 100.f;
                        }
                        else // em
                        {
                            attributes.fontSize = getFontSize() * scale;
                        }
                    }
                    else
                    {
                        attributes.fontSize = itr->second.asFloat();
                    }
                }
                if (attrValueMap.contains(RichText::KEY_FONT_SMALL))
                {
                    attributes.fontSize = getFontSize() * 0.8f;
                }
                if (attrValueMap.contains(RichText::KEY_FONT_BIG))
                {
                    attributes.fontSize = getFontSize() * 1.25f;
                }
                if (auto&& itr = attrValueMap.find(RichText::KEY_FONT_COLOR_STRING); itr != attrValueMap.end())
                {
                    attributes.setColor(_richText->color3BWithString(itr->second.asString()));
                }
                if (auto&& itr = attrValueMap.find(RichText::KEY_FONT_FACE); itr != attrValueMap.end())
                {
                    attributes.face = itr->second.asString();
                }
                if (attrValueMap.contains(RichText::KEY_TEXT_BOLD))
                {
                    attributes.bold = true;